HEADER ELECTRON TRANSPORT 10-SEP-01 1GM4 TITLE OXIDISED STRUCTURE OF CYTOCHROME C3 FROM DESULFOVIBRIO DESULFURICANS TITLE 2 ATCC 27774 AT PH 7.6 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C3; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DESULFOVIBRIO DESULFURICANS; SOURCE 3 ORGANISM_TAXID: 876; SOURCE 4 ATCC: 27774 KEYWDS ELECTRON TRANSPORT, CYTOCHROME EXPDTA X-RAY DIFFRACTION AUTHOR I.BENTO,R.LOURO,P.M.MATIAS,T.CATARINO,A.M.BAPTISTA,C.M.SOARES, AUTHOR 2 M.A.CARRONDO,D.L.TURNER,A.V.XAVIER REVDAT 7 09-OCT-24 1GM4 1 REMARK REVDAT 6 13-DEC-23 1GM4 1 REMARK REVDAT 5 22-MAY-19 1GM4 1 REMARK LINK REVDAT 4 28-JUN-17 1GM4 1 REMARK REVDAT 3 15-APR-15 1GM4 1 JRNL REMARK VERSN FORMUL REVDAT 2 24-FEB-09 1GM4 1 VERSN REVDAT 1 05-SEP-02 1GM4 0 JRNL AUTH R.O.LOURO,I.BENTO,P.M.MATIAS,T.CATARINO,A.M.BAPTISTA, JRNL AUTH 2 C.M.SOARES,M.A.CARRONDO,D.L.TURNER,A.V.XAVIER JRNL TITL CONFORMATIONAL COMPONENT IN THE COUPLED TRANSFER OF MULTIPLE JRNL TITL 2 ELECTRONS AND PROTONS IN A MONOMERIC TETRAHEME CYTOCHROME. JRNL REF J.BIOL.CHEM. V. 276 44044 2001 JRNL REFN ISSN 0021-9258 JRNL PMID 11551953 JRNL DOI 10.1074/JBC.M107136200 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH P.SIMOES,P.M.MATIAS,J.MORAIS,K.WILSON,Z.DAUTER,M.A.CARRONDO REMARK 1 TITL REFINEMENT OF THE THREE-DIMENSIONAL STRUCTURES OF CYTOCHROME REMARK 1 TITL 2 C3 FROM DESULFOVIBRIO VULGARIS HILDENBOROUGH AT 1.67 REMARK 1 TITL 3 ANGSTROMS RESOLUTION AND FROM DESULFOVIBRIO DESULFURICANS REMARK 1 TITL 4 ATCC 27774 AT 1.6 ANGSTROM S RESOLUTION REMARK 1 REF INORG.CHIM.ACTA V. 273 213 1998 REMARK 1 REFN ISSN 0020-1693 REMARK 1 REFERENCE 2 REMARK 1 AUTH J.MORAIS,P.N.PALMA,C.FRAZAO,J.CALDEIRA,J.LEGALL,I.MOURA, REMARK 1 AUTH 2 J.J.MOURA,M.A.CARRONDO REMARK 1 TITL STRUCTURE OF THE TETRAHEME CYTOCHROME FROM DESULFOVIBRIO REMARK 1 TITL 2 DESULFURICANS ATCC 27774: X-RAY DIFFRACTION AND ELECTRON REMARK 1 TITL 3 PARAMAGNETIC RESONANCE STUDIES. REMARK 1 REF BIOCHEMISTRY V. 34 12830 1995 REMARK 1 REFN ISSN 0006-2960 REMARK 1 PMID 7548038 REMARK 1 DOI 10.1021/BI00039A044 REMARK 2 REMARK 2 RESOLUTION. 2.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.1 REMARK 3 NUMBER OF REFLECTIONS : 7877 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.240 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.000 REMARK 3 FREE R VALUE TEST SET COUNT : 504 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 808 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 177 REMARK 3 SOLVENT ATOMS : 79 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : 0.30 REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.910 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1GM4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 10-SEP-01. REMARK 100 THE DEPOSITION ID IS D_1290008481. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 110.0 REMARK 200 PH : 7.60 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS FR571 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7877 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.050 REMARK 200 RESOLUTION RANGE LOW (A) : 24.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 5.100 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.12 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.28100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.280 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 3CYR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.43 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.60 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 35.22000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 70.44000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 52.83000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 88.05000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 17.61000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 35.22000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 70.44000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 88.05000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 52.83000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 17.61000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 71 NE - CZ - NH2 ANGL. DEV. = 3.0 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 CYS A 51 -119.15 -113.03 REMARK 500 HIS A 52 66.33 -100.56 REMARK 500 GLU A 73 19.60 52.92 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 LYS A 12 -10.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC A 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 22 NE2 REMARK 620 2 HEC A 201 NA 93.3 REMARK 620 3 HEC A 201 NB 89.4 91.7 REMARK 620 4 HEC A 201 NC 88.0 177.5 90.5 REMARK 620 5 HEC A 201 ND 94.2 89.4 176.3 88.4 REMARK 620 6 HIS A 34 NE2 174.3 85.8 85.0 93.2 91.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC A 203 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 25 NE2 REMARK 620 2 HEC A 203 NA 89.9 REMARK 620 3 HEC A 203 NB 87.6 88.7 REMARK 620 4 HEC A 203 NC 85.4 175.2 90.2 REMARK 620 5 HEC A 203 ND 90.9 91.7 178.4 89.2 REMARK 620 6 HIS A 83 NE2 176.1 91.4 88.7 93.3 92.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC A 202 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 35 NE2 REMARK 620 2 HEC A 202 NA 86.8 REMARK 620 3 HEC A 202 NB 90.2 93.6 REMARK 620 4 HEC A 202 NC 91.4 178.1 86.0 REMARK 620 5 HEC A 202 ND 92.6 91.3 174.4 89.1 REMARK 620 6 HIS A 52 NE2 178.2 92.2 88.3 89.6 88.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC A 204 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 69 NE2 REMARK 620 2 HEC A 204 NA 95.7 REMARK 620 3 HEC A 204 NB 91.9 92.2 REMARK 620 4 HEC A 204 NC 89.7 174.4 86.4 REMARK 620 5 HEC A 204 ND 84.1 93.0 173.8 88.8 REMARK 620 6 HIS A 106 NE2 172.8 91.3 89.7 83.3 93.7 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 204 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3CYR RELATED DB: PDB REMARK 900 CYTOCHROME C3 FROM DESULFOVIBRIO DESULFURICANS REMARK 900 RELATED ID: 1GMB RELATED DB: PDB REMARK 900 REDUCED STRUCTURE OF CYTOCHROME C3 FROM DESULFOVIBRIO DESULFURICANS REMARK 900 ATCC 27774 AT PH 7.6 DBREF 1GM4 A 1 107 UNP Q9L915 Q9L915 22 128 SEQADV 1GM4 ARG A 71 UNP Q9L915 LYS 92 CONFLICT SEQRES 1 A 107 ALA PRO ALA VAL PRO ASP LYS PRO VAL GLU VAL LYS GLY SEQRES 2 A 107 SER GLN LYS THR VAL MET PHE PRO HIS ALA PRO HIS GLU SEQRES 3 A 107 LYS VAL GLU CYS VAL THR CYS HIS HIS LEU VAL ASP GLY SEQRES 4 A 107 LYS GLU SER TYR ALA LYS CYS GLY SER SER GLY CYS HIS SEQRES 5 A 107 ASP ASP LEU THR ALA LYS LYS GLY GLU LYS SER LEU TYR SEQRES 6 A 107 TYR VAL VAL HIS ALA ARG GLY GLU LEU LYS HIS THR SER SEQRES 7 A 107 CYS LEU ALA CYS HIS SER LYS VAL VAL ALA GLU LYS PRO SEQRES 8 A 107 GLU LEU LYS LYS ASP LEU THR GLY CYS ALA LYS SER LYS SEQRES 9 A 107 CYS HIS PRO HET HEC A 201 48 HET HEC A 202 43 HET HEC A 203 43 HET HEC A 204 43 HET SO4 A 300 5 HETNAM HEC HEME C HETNAM SO4 SULFATE ION FORMUL 2 HEC 4(C34 H34 FE N4 O4) FORMUL 6 SO4 O4 S 2- FORMUL 7 HOH *79(H2 O) HELIX 1 1 HIS A 22 GLU A 26 5 5 HELIX 2 2 GLU A 29 HIS A 34 1 6 HELIX 3 3 SER A 63 ALA A 70 1 8 HELIX 4 4 SER A 78 LYS A 90 1 13 HELIX 5 5 LEU A 93 GLY A 99 1 7 SHEET 1 AA 2 VAL A 9 LYS A 12 0 SHEET 2 AA 2 THR A 17 PHE A 20 -1 O VAL A 18 N VAL A 11 LINK SG CYS A 30 CAB HEC A 201 1555 1555 1.81 LINK SG CYS A 33 CAC HEC A 201 1555 1555 1.80 LINK SG CYS A 46 CAB HEC A 202 1555 1555 1.79 LINK SG CYS A 51 CAC HEC A 202 1555 1555 1.80 LINK SG CYS A 79 CAB HEC A 203 1555 1555 1.82 LINK SG CYS A 82 CAC HEC A 203 1555 1555 1.84 LINK SG CYS A 100 CAB HEC A 204 1555 1555 1.83 LINK SG CYS A 105 CAC HEC A 204 1555 1555 1.81 LINK NE2 HIS A 22 FE HEC A 201 1555 1555 2.01 LINK NE2 HIS A 25 FE HEC A 203 1555 1555 2.01 LINK NE2 HIS A 34 FE HEC A 201 1555 1555 1.99 LINK NE2 HIS A 35 FE HEC A 202 1555 1555 1.93 LINK NE2 HIS A 52 FE HEC A 202 1555 1555 1.95 LINK NE2 HIS A 69 FE HEC A 204 1555 1555 1.98 LINK NE2 HIS A 83 FE HEC A 203 1555 1555 1.95 LINK NE2 HIS A 106 FE HEC A 204 1555 1555 2.00 SITE 1 AC1 10 ASP A 6 LYS A 7 PRO A 8 PRO A 21 SITE 2 AC1 10 HIS A 22 ALA A 23 LYS A 90 HOH A2018 SITE 3 AC1 10 HOH A2078 HOH A2079 SITE 1 AC2 19 PRO A 2 ALA A 3 PRO A 5 GLU A 10 SITE 2 AC2 19 PHE A 20 HIS A 22 HIS A 25 VAL A 28 SITE 3 AC2 19 GLU A 29 CYS A 30 CYS A 33 HIS A 34 SITE 4 AC2 19 TYR A 43 LYS A 45 CYS A 46 HEC A 203 SITE 5 AC2 19 HOH A2010 HOH A2042 HOH A2074 SITE 1 AC3 11 HIS A 34 HIS A 35 ALA A 44 CYS A 46 SITE 2 AC3 11 CYS A 51 HIS A 52 GLU A 61 GLU A 73 SITE 3 AC3 11 LEU A 74 LYS A 75 HIS A 76 SITE 1 AC4 15 LYS A 7 GLU A 10 PHE A 20 HIS A 25 SITE 2 AC4 15 VAL A 28 CYS A 79 CYS A 82 HIS A 83 SITE 3 AC4 15 GLU A 89 LYS A 90 LEU A 97 LYS A 104 SITE 4 AC4 15 HEC A 201 HEC A 204 HOH A2076 SITE 1 AC5 22 VAL A 11 GLY A 13 SER A 14 GLN A 15 SITE 2 AC5 22 LYS A 16 VAL A 18 ASP A 38 GLY A 39 SITE 3 AC5 22 LEU A 55 LEU A 64 TYR A 65 VAL A 68 SITE 4 AC5 22 HIS A 69 HIS A 83 LEU A 97 THR A 98 SITE 5 AC5 22 GLY A 99 CYS A 100 CYS A 105 HIS A 106 SITE 6 AC5 22 HEC A 203 HOH A2077 CRYST1 61.490 61.490 105.660 90.00 90.00 120.00 P 61 2 2 12 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.016260 0.009390 0.000000 0.00000 SCALE2 0.000000 0.018780 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009460 0.00000